Spinal Nerve Root Haemangioblastoma Associated with Reactive Polycythemia

Haemangioblastomas are uncommon tumours that usually occur in the cerebellum and, less commonly, in the intramedullary spinal cord. The extramedullary spinal canal is an uncommon location for these tumours. Also haemangioblastoma at this site is not known to be associated with polycythemia. We prese...

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Main Authors: Eric K. C. Law, Ryan K. L. Lee, James F. Griffith, Deyond Y. W. Siu, Ho Keung Ng
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Case Reports in Radiology
Online Access:http://dx.doi.org/10.1155/2014/798620
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author Eric K. C. Law
Ryan K. L. Lee
James F. Griffith
Deyond Y. W. Siu
Ho Keung Ng
author_facet Eric K. C. Law
Ryan K. L. Lee
James F. Griffith
Deyond Y. W. Siu
Ho Keung Ng
author_sort Eric K. C. Law
collection DOAJ
description Haemangioblastomas are uncommon tumours that usually occur in the cerebellum and, less commonly, in the intramedullary spinal cord. The extramedullary spinal canal is an uncommon location for these tumours. Also haemangioblastoma at this site is not known to be associated with polycythemia. We present the clinical, imaging, and histological findings of an adult patient with extramedullary spinal haemangioblastoma and reactive polycythemia. Radiography and computed tomography (CT) revealed a medium-sized tumour that most likely arose from an extramedullary spinal nerve root. This tumour appeared to be slow growing as evidenced by the accompanying well-defined bony resorption with a sclerotic rim and mild neural foraminal widening. Magnetic resonance imaging revealed prominent flow voids consistent with tumoural hypervascularity. CT-guided biopsy was performed. Although preoperative angiographic embolisation was technically successful, excessive intraoperative tumour bleeding necessitated tumour debulking rather than complete tumour resection. Histology of the resected specimen revealed haemangioblastoma. Seven months postoperatively, the patients back pain and polycythemia have resolved.
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spelling doaj-art-5de962d359ff49869f4489cc9a533e1c2025-02-03T01:31:00ZengWileyCase Reports in Radiology2090-68622090-68702014-01-01201410.1155/2014/798620798620Spinal Nerve Root Haemangioblastoma Associated with Reactive PolycythemiaEric K. C. Law0Ryan K. L. Lee1James F. Griffith2Deyond Y. W. Siu3Ho Keung Ng4Department of Imaging & Interventional Radiology, Prince of Wales Hospital, The Chinese University of Hong Kong, 30-32 Ngan Shing Street, Shatin, New Territories, Hong KongDepartment of Imaging & Interventional Radiology, Prince of Wales Hospital, The Chinese University of Hong Kong, 30-32 Ngan Shing Street, Shatin, New Territories, Hong KongDepartment of Imaging & Interventional Radiology, Prince of Wales Hospital, The Chinese University of Hong Kong, 30-32 Ngan Shing Street, Shatin, New Territories, Hong KongDepartment of Imaging & Interventional Radiology, Prince of Wales Hospital, The Chinese University of Hong Kong, 30-32 Ngan Shing Street, Shatin, New Territories, Hong KongDepartment of Anatomical & Cellular Pathology, Prince of Wales Hospital, The Chinese University of Hong Kong, Hong KongHaemangioblastomas are uncommon tumours that usually occur in the cerebellum and, less commonly, in the intramedullary spinal cord. The extramedullary spinal canal is an uncommon location for these tumours. Also haemangioblastoma at this site is not known to be associated with polycythemia. We present the clinical, imaging, and histological findings of an adult patient with extramedullary spinal haemangioblastoma and reactive polycythemia. Radiography and computed tomography (CT) revealed a medium-sized tumour that most likely arose from an extramedullary spinal nerve root. This tumour appeared to be slow growing as evidenced by the accompanying well-defined bony resorption with a sclerotic rim and mild neural foraminal widening. Magnetic resonance imaging revealed prominent flow voids consistent with tumoural hypervascularity. CT-guided biopsy was performed. Although preoperative angiographic embolisation was technically successful, excessive intraoperative tumour bleeding necessitated tumour debulking rather than complete tumour resection. Histology of the resected specimen revealed haemangioblastoma. Seven months postoperatively, the patients back pain and polycythemia have resolved.http://dx.doi.org/10.1155/2014/798620
spellingShingle Eric K. C. Law
Ryan K. L. Lee
James F. Griffith
Deyond Y. W. Siu
Ho Keung Ng
Spinal Nerve Root Haemangioblastoma Associated with Reactive Polycythemia
Case Reports in Radiology
title Spinal Nerve Root Haemangioblastoma Associated with Reactive Polycythemia
title_full Spinal Nerve Root Haemangioblastoma Associated with Reactive Polycythemia
title_fullStr Spinal Nerve Root Haemangioblastoma Associated with Reactive Polycythemia
title_full_unstemmed Spinal Nerve Root Haemangioblastoma Associated with Reactive Polycythemia
title_short Spinal Nerve Root Haemangioblastoma Associated with Reactive Polycythemia
title_sort spinal nerve root haemangioblastoma associated with reactive polycythemia
url http://dx.doi.org/10.1155/2014/798620
work_keys_str_mv AT erickclaw spinalnerveroothaemangioblastomaassociatedwithreactivepolycythemia
AT ryankllee spinalnerveroothaemangioblastomaassociatedwithreactivepolycythemia
AT jamesfgriffith spinalnerveroothaemangioblastomaassociatedwithreactivepolycythemia
AT deyondywsiu spinalnerveroothaemangioblastomaassociatedwithreactivepolycythemia
AT hokeungng spinalnerveroothaemangioblastomaassociatedwithreactivepolycythemia